NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition, Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 960	$ 843	$ 837	$ 1,288	$ 1,476	$ 1,535	$ 1,612	$ 1,511	$ 3,928	$ 6,134	$ 5,943
Eliminations
Disaggregation of Revenue [Line Items]
Revenue									(98)	(160)	(116)
Broadcast | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									3,071	2,757	2,922
Local sports | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									482	3,056	2,686
Other | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									473	481	451
Distribution revenue
Disaggregation of Revenue [Line Items]
Revenue									2,143	4,288	4,085
Distribution revenue | Eliminations
Disaggregation of Revenue [Line Items]
Revenue									0	0	0
Distribution revenue | Broadcast | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									1,530	1,475	1,414
Distribution revenue | Local sports | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									433	2,620	2,472
Distribution revenue | Other | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									180	193	199
Advertising revenue
Disaggregation of Revenue [Line Items]
Revenue									1,614	1,691	1,689
Advertising revenue | Eliminations
Disaggregation of Revenue [Line Items]
Revenue									(62)	(41)	(2)
Advertising revenue | Broadcast | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									1,399	1,106	1,364
Advertising revenue | Local sports | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									44	409	196
Advertising revenue | Other | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									233	217	131
Other media, non-media, and intercompany revenue
Disaggregation of Revenue [Line Items]
Revenue									171	155	169
Other media, non-media, and intercompany revenue | Eliminations
Disaggregation of Revenue [Line Items]
Revenue									(36)	(119)	(114)
Other media, non-media, and intercompany revenue | Broadcast | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									142	176	144
Other media, non-media, and intercompany revenue | Local sports | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									5	27	18
Other media, non-media, and intercompany revenue | Other | Operating segments
Disaggregation of Revenue [Line Items]
Revenue									$ 60	$ 71	$ 121